989 search results for “brain function and dysfunction” in the Public website
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Attacks on hash functions and applications
Promotores: R. Cramer, A.K. Lenstra, Co-Promotor: B.M.M. de Weger
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Global Fields and Their L-functions
Artin L-functions associated to continuous representations of the absolute Galois group G_K of a global field K capture a lot of information about G_K as well as arithmetic properties of K.
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Dedicated functional assays
This page is under construction.
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Our functional assays
This page is under construction.
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Satellite remote sensing of plant functional diversity
Biodiversity enables ecosystems to thrive through the synergy of functional differences among organisms. While human well-being strongly depends on biodiversity-driven ecosystem services, human actions are also at the root of current unprecedented biodiversity declines.
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Profinite groups with a rational probabilistic zeta function
Promotores: H.W. Lenstra, A. Lucchini
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Oana Georgiana Rus-Oswald
Faculteit der Sociale Wetenschappen
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Annetrude Boeije
Science
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Regulators of integrin α6β4 function
This thesis describes our search to identify and understand possible regulatory mechanisms of integrin α6β4 in cell-matrix adhesion and intracelular signaling.
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Ahmed Mahfouz: 'The mystery of brain diseases, unravelled cell by cell'
Which brain cell does what, when Parkinson's disease arises? It won't be long before this jigsaw is solved piece by piece. Ahmed Mahfouz, computational biologist, combines bio-knowledge from Leiden with algorithms from Delft and is getting closer to finding the key.
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Light-activatable metallodrugs and metal-functionalized liposomes
Metal-containing molecules combine geometrical features and a reactivity that are inherently different from that of organic molecules. My research focuses on light-activatable metal-based anticancer drugs and metal-functionalized liposomes. Light is a very selective way to activate photosensitive drugs…
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Lipid to protein ratio plays an important role in the skin barrier function of atopic eczema patients
OBJECTIVES: To determine whether the lipid/protein ratio and the total dry SC mass per surface area are related with the skin barrier function of controls and AE patients.
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variability during adolescent development and its relation to sleep and brain development
During adolescence, mood disorder onset peaks. Mood variability is associated with negative mental health outcomes, so understanding biological factors that might be associated with mood variability, such as sleep and structural brain development, could elucidate the mechanisms underlying mood and anxiety…
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Lipid to protein ratio plays an important role in the skin barrier function of atopic eczema patients
The barrier function of the skin is primarily provided by the stratum corneum (SC), the outermost layer of the skin. Skin barrier impairment is thought to be a primary factor in the pathogenesis of atopic eczema (AE).
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Symmetric Diophantine approximation over function fields
Promotor: Prof.dr. P. Stevenhagen, Co-Promotor: Dr. J.H. Evertse
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Ecological functioning of bacterial chitinases in soil
Promotores: Prof.dr. H. van Veen & Prof.dr. W. de Boer (Wageningen University)
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Physics implications of shape on biological function
Shape and biological function are tightly connected. Physical descriptions are used to connect the shape of a biological system with its function.
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Rapid and profound rewiring of brain lipid signaling networks by acute diacylglycerol lipase inhibition
Diacylglycerol lipases (DAGLα and DAGLβ) convert diacylglycerol to the endocannabinoid 2-arachidonoylglycerol. Our understanding of DAGL function has been hindered by a lack of chemical probes that can perturb these enzymes in vivo.
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Assemblage and functioning of bacterial communities in soil and rhizosphere
Promotores: J.A.van Veen, P.L.G.Klinkhamer. Co-promotor: E.E.Kuramae
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Discrete tomography for integer-valued functions
Promotor: S.J. Edixhoven, Co-promotor: K.J. Batenburg
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Rationally designed peptide based functional biomaterials
Promoter: J.G.E.M.Fraaije, Co-promotor: A. Kros
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Positive feedback activates adolescent brain
Children and adolescents really do use their ‘smart’ brain areas. This has been confirmed by an extensive and long-running study of the brain carried out by developmental psychologist Sabine Peters . Her findings can have important consequences for education. PhD defence 27 January.
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A functional approach to differential indexing
On 12 April 2022 Alok Oak successfully defended a doctoral thesis and graduated.
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effects on links between macro-invertebrate diversity and ecosystem functioning
How are links between macro-invertebrate diversity and ecosystem functioning influenced by anthropogenic pressures?
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Composition and function of integrin adhesions
Integrins play an essential role in multicellular life by connecting cells to the extracellular matrix.
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Increased intracranial pressure in patients with traumatic brain injury in the intensive care unit
PhD defence
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Emma Everaert
Faculteit der Sociale Wetenschappen
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Functional fluorescent materials and migration dynamics of neural progenitor cells
In this thesis, time-lapse fluorescent microscopy plays a pivotal role in investigating functional materials within living cells as well as the migratory behaviour of neural progenitor cells.
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physical activity wearable data and its relation with metabolic and brain health in older adults
Quantifying physical activity (using accelerometers) and combining the frequency and intensity of activities with health data (brain MRI, traditional clinical parameters and metabolomics) is of utmost importance to monitor mobility and health among older individuals and study health promotion during…
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Positive representations of algebras of continuous functions
If X is a locally compact Hausdorff space, then a representation of the complex C* algebra C_0(X) on a Hilbert space $H$ is given by a spectral measure that takes its values in the orthogonal projections on $H$.
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XXY versus autism: evidence from neuroimaging
Brain development in children with an extra X chromosome as compared to children with autism: evidence from MRI
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Right brain hemisphere also important for learning a new language
Novel language learning activates different neural processes than was previously thought. A Leiden research team has discovered parallel but separate contributions from the hippocampus and Broca's area, the learning centre in the left hemisphere. The right hemisphere of the brain also seems to play…
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Ecological functions and environmental fate of exopolymers of Acidobacteria
Acidobacteria is a widely distributed phylum but their functional roles in ecosystem processes are still largely elusive.
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Understanding functional dynamics and conformational stability of beta-glycosidases
Due to their central physiological roles in living organisms, retaining beta-glycosidases have been the subject of tremendous research efforts to examine their structure/function relation using numerous biophysical and biochemical approaches.
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Functions of autophagy in the filamentous fungus Aspergillus niger
What are the functions of autophagy in the filamentous fungus Aspergillus niger?
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General plant strategies and functions in wetlands: Global trait-based analyses
Wetland plants are distinguished from plants of other terrestrial ecosystems by their adaptations to specific habitat stresses, including waterlogged and flooding and the subsequent abundance of phytotoxic compounds.
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Unwiring beneficial functions and regulatory networks in the plant endosphere
How do plants lure microscopically small 'support teams' into their roots for protection against diseases? And what functions are activated in the microbes and the plants?
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Functional analysis of agrobacterium tumefaciens virulence protein VirD5
Supervisor: P.J.J. Hooykaas
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City Gates in the Roman West: Forms and functions
This publication by Cornelis van Tilburg, will be published at Sidestone Press on September 28, 2022. It discusses various aspects of city gates in the Western Roman Empire: Italy, Spain, Gaul, Germany and Britain.
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The developing brain and behaviour
Our childhood years largely determine how we will fare later in life. In the first two decades of our life, our brain is still developing, which is clearly reflected in our behaviour. By studying how the young brain develops and how children behave, researchers can learn important information about…
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Managing Diversity: Supervising Functions in Managing Colonial Workplaces
Managing Diversity: Supervising Functions in Managing Colonial Workplaces
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Development of highly accurate density functionals for H2 dissociation on transition metals
Metals surfaces form a group of effective catalysts for the reaction of small molecules such as hydrogen (H2).
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Shtuka cohomology and special values of Goss L-functions
Assuming everywhere good reduction we generalize the class number formula of Taelman to Drinfeld modules over arbitrary coefficient rings.
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Brains react differently to ADHD medication than expected
A tried and tested medication for treating ADHD works differently than expected in the brains of healthy individuals during rest: rather than stimulating brain activity, it suppresses it.
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The Function of Jus Post Bellum in International Law
Jens Iverson, Assistant Professor of International Law and a Researcher in the Jus Post Bellum Project, defended his Ph.D. dissertation on 21 September 2017.
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Sodium ion binding pocket mutations and adenosine A2A receptor function
Source: Mol Pharmacol, Volume 87, Issue 2, pp. 305-13 (2015)
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Imaging of alkyne-functionalized ruthenium complexes for photoactivated chemotherapy
In photoactivated chemotherapy (PACT), a biologically active compound is caged by a light-cleavable protecting group.
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Chemical functionalization of the graphene surface for electrical and electrochemical sensing application
Advanced sensing techniques require graphene with high quality and well-controlled surface chemistry.
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fatty acid chain length distribution affects permeability barrier function of stratum corneum lipid model membranes
Source: International Journal of Cosmetic Science, Volume 37, Number 1, pp. 158-158 (2015) ISBN: 0142-5463
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Drug Delivery to the Brain
This book describes the different approaches for drug delivery to the brain with an emphasis on the physiology of the blood-brain barrier (BBB) and the governing principles and concepts for drug delivery across the BBB